(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

Base Information

Chemical Name:(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne
CAS No.:851935-65-4
Molecular Formula:C₄₂H₄₀N₂O₉S
Molecular Weight:748.854
Hs Code.:

(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

Synonyms:(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

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Chemical Property of (3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

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Technology Process of (3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

There total 3 articles about (3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 87.0%

: 851935-75-6
(3S,4R,5R,6R)-3-ethoxycarbonyloxy-6-hydroxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)heptyne

: 6160-65-2
1,1'-Thiocarbonyldiimidazole

: 851935-65-4
(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

Guidance literature:: In dichloromethane; at 20 ℃; for 48h;
DOI:10.1039/b418829b

Reference yield:

: (3aR,6R,6aR)-2-(4-Methoxy-phenyl)-6-[(4-methoxy-phenyl)-diphenyl-methoxymethyl]-tetrahydro-furo[3,4-d][1,3]dioxol-4-ol

: 851935-65-4
(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

Guidance literature:: Multi-step reaction with 3 steps

1: 96 percent / tetrahydrofuran / 14 h / 20 °C

2: 86 percent / pyridine / CH₂Cl₂ / 2 h / 0 °C

3: 87 percent / CH₂Cl₂ / 48 h / 20 °C

With pyridine; In tetrahydrofuran; dichloromethane; 1: Grignard reaction;
DOI:10.1039/b418829b

Reference yield:

: (4S,5R,6R)-3,6-dihydroxy-4,5-(p-methoxybenzylidenedioxy)-7-[(4-methoxyphenyl)diphenylmethoxy]heptyne

: 851935-65-4
(3S,4R,5S,6R)-3-ethoxycarbonyloxy-7-[(4-methoxyphenyl)diphenylmethoxy]-4,5-(p-methoxybenzylidenedioxy)-6-(imidazolylthiocarbonyloxy)heptyne

Guidance literature:: Multi-step reaction with 2 steps

1: 86 percent / pyridine / CH₂Cl₂ / 2 h / 0 °C

2: 87 percent / CH₂Cl₂ / 48 h / 20 °C

With pyridine; In dichloromethane;
DOI:10.1039/b418829b